my personal dumping ground of trace utility files. it's... messy but they work.

Specification for the LargestContentfulPaint API

A proposal for an Element Timing specification.

Paint Timing

A TypeScript library for parsing, encoding, and interfacing with NMEA 2000 marine electronics networks

Container Timing

Long Animation Frame API specification repository

Signal K Sailing instruments

Google Summer of Code: Adding INP to Perfetto

Explainers from WebKit contributors

Better FPS Meter: Uses Canvas Worker to LIVE visualize main thread rAF fps and worker fps.

The new navigation API provides a new interface for navigations and session history, with a focus on single-page application navigations.

A python script I threw together to visualize layout shifts.

A home for well-formed proposed incubations for the web platform. All proposals welcome.

Proposal for new API which makes it easier for developers to know when page loads were abandoned.

Essential metrics for a healthy site.

HTML Standard

🦎 Move an async function into its own thread.

It’s like import(), but runs the module in a worker.

An example Electron app with a backend server all wired up via IPC

🦝 📦 a package registry for anything, but mostly javascript 🦝 🦝 🦝

Perceptual video quality assessment based on multi-method fusion.

Lit is a simple library for building fast, lightweight web components.

Web Components empowered with schema.org and JSON-LD

JSON-LD 1.1 Best Practices Note

JSON-LD 1.1 Framing Specification